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Audi A4 Most Popular Parts

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17" Style 803 Wheels - Set Of Four

ES#2748499 - 803-2kt - 17" Style 803 Wheels - Set Of Four - 17"x9" ET30 5x112 - Silver - Alzor - Audi Volkswagen

17"x9" ET30 5x112 - Silver 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
2748499
Mfg#:
803-2KT
In Stock
ON SALE! SAVE 25%
$1043.32

This product was last offered at the strikethrough price on
05-02-2026

$782.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Flow Charge Pipe Kit

ES#3557326 - 021469ecs01aKT - High Flow Charge Pipe Kit - Increase intake air flow with our high flow charge pipes for your OEM intercooler! - ECS - Audi

Increase intake air flow with our high flow charge pipes for your OEM intercooler! 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production date up through 2020

Brand:
ECS - Corporate Logo
ES#:
3557326
Mfg#:
021469ECS01AKT
In Stock
ON SALE! SAVE 25%
$378.99

This product was last offered at the strikethrough price on
06-13-2026

$284.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Valve

ES#4213747 - 06K103495BL - Oil Separator/PCV Valve - Also called the "breather valve" or "oil separator" - Rein - Audi Volkswagen

Also called the "breather valve" or "oil separator" 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with CYMC engine code only

Brand:
Rein - Corporate Logo
ES#:
4213747
Mfg#:
06K103495BL
Back Ordered
Auto Notify
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#5434406 - 06J998907DKT3 - Fuel Injector Installation Kit - A simple kit include to service all four injectors! - Assembled By ECS - Audi Volkswagen Porsche

A simple kit include to service all four injectors! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5434406
Mfg#:
06J998907DKT3
In Stock
ON SALE! SAVE 20%
$47.99

This product was last offered at the strikethrough price on
02-25-2026

$38.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

18" Style 010 Wheels - Set Of Four

ES#2695654 - 010-27KT1 - 18" Style 010 Wheels - Set Of Four - 18"x9" ET28 66.6CB 5x112 Silver With Machined Lip - Alzor - Audi

18"x9" ET28 66.6CB 5x112 Silver With Machined Lip 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
2695654
Mfg#:
010-27KT1
In Stock
ON SALE! SAVE 25%
$1186.68

This product was last offered at the strikethrough price on
05-02-2026

$890.01 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Hall Sender - Priced Each

ES#1876 - 058905161B - Hall Sender - Priced Each - Measures cam position and relays it to the ECU - Bosch - Audi Volkswagen

Measures cam position and relays it to the ECU 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1876
Mfg#:
058905161B
In Stock
$110.99

This product was last offered at the strikethrough price on
03-24-2026

$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Motul Oil Service Kit (5w-40) - With Magnetic Drain Plug

ES#4006933 - 06L115562KT13 - Motul Oil Service Kit (5w-40) - With Magnetic Drain Plug - Includes Hengst oil filter, Motul 5W-40 Synthetic engine oil and ECS Magnetic Drain Plug - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter, Motul 5W-40 Synthetic engine oil and ECS Magnetic Drain Plug 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4006933
Mfg#:
06L115562KT13
In Stock
$134.58

This product was last offered at the strikethrough price on
06-15-2026

$133.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Front Exact-Fit Stainless Steel Brake Lines

ES#3450988 - 024671ECS01 - Front Exact-Fit Stainless Steel Brake Lines - Front set of DOT-compliant lines for an improved pedal feel - ECS - Audi

Front set of DOT-compliant lines for an improved pedal feel 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3450988
Mfg#:
024671ECS01
In Stock
ON SALE!
$112.99

This product was last offered at the strikethrough price on
06-13-2026

$107.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Clutch Kit

ES#2661313 - SA781-2 - Stage 1 Clutch Kit - Great for a daily driver who wants a sportier feel - Rated at 315 ft/lbs - Spec Clutches - Audi

Great for a daily driver who wants a sportier feel - Rated at 315 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
2661313
Mfg#:
SA781-2
Ships in 3 Business Days
$889.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cabin Air Filter - Priced Each

ES#4829743 - 4M0819439C - Cabin Air Filter - Priced Each - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4829743
Mfg#:
4M0819439C
In Stock
2% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$57.99

This product was last offered at the strikethrough price on
07-22-2026

$56.99 USD
Free Shipping
on orders $49 and up

Piston Assembly - Set Of 4

ES#4821225 - 06h107065dm4KT - Piston Assembly - Set Of 4 - Includes four piston assemblies with piston rings, wrist pins, and circlips - *Post oil consumption TSB - See long description for more details* - 23mm wrist pin - Kolbenschmidt - Audi Volkswagen

Includes four piston assemblies with piston rings, wrist pins, and circlips - *Post oil consumption TSB - See long description for more details* - 23mm wrist pin Post oil consumption TSB piston assembly - This updated piston assembly has larger 23mm wrist pin. Must be used with updated connecting rod (06H198401D)

Brand:
Kolbenschmidt - Corporate Logo
ES#:
4821225
Mfg#:
06H107065DM4KT
In Stock
$810.99

This product was last offered at the strikethrough price on
05-13-2026

$775.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G-Force III Electronic Boost Controller

ES#3579230 - 3005 - G-Force III Electronic Boost Controller - G-Force II offers More Powerful Features, more Simplicity - Performance without the hassle! - Go Fast Bits - Audi Volkswagen

G-Force II offers More Powerful Features, more Simplicity - Performance without the hassle!

Brand:
Go Fast Bits - Corporate Logo
ES#:
3579230
Mfg#:
3005
In Stock at Vendor
$412.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#2532875 - 06A959253E - Secondary Air Injection Pump - Keep your engine running efficiently - URO - Audi Volkswagen Porsche

Keep your engine running efficiently 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Engine codes ATW & AWM from VIN 8D-Y-100001, split is in the 2000 model year

Brand:
URO - Corporate Logo
ES#:
2532875
Mfg#:
06A959253E
In Stock
$143.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8 A4/S4/A5/S5 Manual - Driveshaft Center Support

ES#4616350 - 012575la01KT1 - B8 A4/S4/A5/S5 Manual - Driveshaft Center Support - As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4616350
Mfg#:
012575LA01KT1
In Stock
ON SALE! SAVE 20%
$308.99

This product was last offered at the strikethrough price on
06-13-2026

$247.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Bolt - Price Each

ES#471936 - N91118902 - Bolt - Price Each - Bolt for securing crank shaft/main bearings, ten required, m10x80 - Genuine Volkswagen Audi - Audi Volkswagen

Bolt for securing crank shaft/main bearings, ten required, m10x80

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471936
Mfg#:
N91118902
In Stock
33% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$9.58

This product was last offered at the strikethrough price on
07-22-2026

$6.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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